.selectUl {
    margin: 0;
    padding: 0;
    max-height: 150px;
    overflow: auto;
    border: 1px solid #AAAAAA;
}
.selectLi {
    height: 25px;
    line-height: 25px;
    font-size: 15px;
    cursor: pointer;
    list-style-type: none;
    text-align: center;
    background: #ffffff;
}
.selectLi:hover {
    background: #B9D3EE;
}